.content {
	position: relative;
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.content::before {
    position: absolute;
    content: "";
    width: 300%;
    height: 100%;
	background-color: rgb(255,127,0);
}

.login-box {
    position: relative;
    width: 400px;
    height: 400px;
    background-color: rgba(74, 0, 170, 0.3);
    border-radius: 30px;
    color: #fff;
    display: flex;
	/* 调整盒子内布局为竖直方向（默认水平） */
	flex-direction: column;
    align-items: center;
}

.login-box>h1 {
    margin: 50px 0 10px 0;
    font-size: 64px;
}

.output-frame {
    margin-top: 20px;
    width: 300px;
    height: 40px;
    display: flex;
}

.output-frame>label {
    font-size: 16px;
    width: 64px;
    background-color: rgba(0, 255, 0, 0.6);
    border-radius: 40px 10px 10px 40px;
    display: flex;
	justify-content: center;
    align-items: center;
}

.output-frame>input {
    flex: 1; /* https://zhuanlan.zhihu.com/p/136223806 详细解析 flex: 1*/
    width: 0;
    margin-left: 6px;
    padding: 0 20px 0 10px;
    border-radius: 10px 40px 40px 10px;
	/* 输入框去边框，去蓝框 */
	outline: none;
    border: none;
    font-size: 20px;
    background-color: #FFFFFF;
    color: black;
}

.output-frame>input:focus {
    color: #000;
    background-color: #fff;
}

.login-btn {
    margin-top: 40px;
    width: 200px;
    height: 40px;
    font-size: 20px;
    border: none;
    background-color:rgba(255, 255, 0, 0.6);
    color: #fff;
    border-radius: 40px;
}

.login-btn:focus{
	outline: none;
}

.login-btn:hover {
    background-color: rgba(85, 255, 127, 0.8);
}